Removed unused hashtag redux

• Removed:
- unused hashtag redux

app/javascript/gabsocial/reducers/hashtags.js

@@ -1,27 +0,0 @@
-import {
-  HASHTAGS_FETCH_REQUEST,
-  HASHTAGS_FETCH_SUCCESS,
-  HASHTAGS_FETCH_FAIL,
-} from '../actions/hashtags';
-import { Map as ImmutableMap, List as ImmutableList, fromJS } from 'immutable';
-
-const initialState = ImmutableMap({
-  items: ImmutableList(),
-  isLoading: false,
-});
-
-export default function hashtagsReducer(state = initialState, action) {
-  switch(action.type) {
-    case HASHTAGS_FETCH_REQUEST:
-      return state.set('isLoading', true);
-    case HASHTAGS_FETCH_SUCCESS:
-      return state.withMutations(map => {
-        map.set('items', fromJS(action.tags.map((x => x))))
-        map.set('isLoading', false);
-      });
-    case HASHTAGS_FETCH_FAIL:
-      return state.set('isLoading', false);
-    default:
-      return state;
-  }
-};

app/javascript/gabsocial/reducers/index.js

@@ -12,7 +12,6 @@ import group_categories from './group_categories'
 import group_editor from './group_editor'
 import group_lists from './group_lists'
 import group_relationships from './group_relationships'
-import hashtags from './hashtags'
 import height_cache from './height_cache'
 import links from './links.js'
 import lists from './lists'
@@ -57,7 +56,6 @@ const reducers = {
   group_editor,
   group_lists,
   group_relationships,
-  hashtags,
   height_cache,
   links,
   lists,